CN203945236U - A kind of polishing machine - Google Patents
A kind of polishing machine Download PDFInfo
- Publication number
- CN203945236U CN203945236U CN201420382495.4U CN201420382495U CN203945236U CN 203945236 U CN203945236 U CN 203945236U CN 201420382495 U CN201420382495 U CN 201420382495U CN 203945236 U CN203945236 U CN 203945236U
- Authority
- CN
- China
- Prior art keywords
- guide rail
- chuck
- support
- motor
- polishing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model discloses a kind of polishing machine, by the first motor, the second motor, the first guide rail and cylinder are set, by the control of control cabinet, realizes polishing wheel in adjustment upper and lower, left and right directions, for multiple difform end socket polishing; The chuck arranging is realized the angular transformation in horizontal plane by the adjustment of adjusting rod, can regulate for different end sockets, guarantee polishing effect, improve polishing efficiency, and chuck can also be realized after base is gone forward and moving left and right, easy to operate, the setting of baffle plate has avoided the refuse producing in operating process to pollute the environment of plant.
Description
Technical field
The utility model relates to a kind of industrial material polishing mechanical, relates in particular to various end sockets, drum polishing machine.
Background technology
End socket is a building block of container, according to the difference of geometry, can be divided into spherical, oval, dish-shaped, spherical, conical shell and flat cover etc. several, and wherein spherical, oval, dish-shaped, ball crown type end socket is referred to as again convex head.In welding, be divided into butt welding end socket, socket weld end socket.For various tankages, as storage tank, heat exchanger, tower, reactor, boiler and separation equipment etc.Material has carbon steel (A3, Q235, Q345B, 16Mn etc.), stainless steel (304,321,304L, 316,316L etc.), steel alloy (15Mo3 15CrMoV 35CrMoV 45CrMo), aluminium, titanium, copper, nickel and nickel alloy etc.
End socket is petrochemical industry, atomic energy to indispensable vitals in food, all conglomerate pressure vessel and equipments of pharmacy, as the end cap on pressure vessel, is a main pressure-containing member of pressure vessel, and role is sealing function.The one, made tank shape pressure vessel on go to the bottom, the 2nd, pipeline reaches an end, and does not prepare to have extended forward again, that just seals up pipe with an end socket by the form of welding.Have blind plate and pipe cap with the much the same product of effect of end socket, but those two kinds of products are demountable.And end socket cannot be dismantled after having welded again.Supporting pipe fitting has the products such as pressure vessel, pipeline, ring flange, elbow, threeway, four-way with it.
The quality of end socket is directly connected to the long-term safety reliability service of pressure vessel, final step at seal head molding is exactly polishing operation, roughness has direct impact to the quality of end socket, on the other hand, at present the polishing mechanical of exploitation does not also have can be simultaneously for various shape product, to carry out polishing, and the scope of application is subject to larger restriction.
Because the defect that above-mentioned existing polishing machine exists, the utility model people is based on being engaged in this type of product design manufacture abundant practical experience and professional knowledge for many years, and coordinates the utilization of scientific principle, actively research and innovation in addition, to founding a kind of novel polishing machine, make it have more practicality.Through constantly research, design, and after repeatedly studying sample and improving, finally create the utility model having practical value.
Utility model content
Main purpose of the present utility model is, overcomes the defect that existing polishing machine exists, and a kind of novel polishing machine is provided, and enhances productivity, applied widely, thereby is more suitable for practicality, and has the value in industry.
The purpose of this utility model and solve its technical problem and realize by the following technical solutions.Polishing machine according to the utility model proposes, includes driving chain, cylinder, the first guide rail, rocking arm, support, base, polishing wheel, chuck support, chuck, main shaft and the second guide rail;
Described base setting on the ground, upper surface one side perpendicular with described base is provided with support, described rack surface vertical direction is provided with the first guide rail and driving chain, described driving chain drives along cylinder and the rocking arm of the setting of support vertical direction and moves up and down along described the first guide rail, described cylinder is arranged on described support, described rocking arm one end is connected with cylinder, and the described rocking arm other end is connected with the main shaft vertically arranging, and described main shaft bottom is provided with polishing wheel;
The upper surface opposite side of described base is provided with chuck support, and chuck support top is provided with chuck, along the length direction of described base, is provided with the second guide rail, and described chuck support drives chuck to move at the length direction of base.
Further, aforesaid polishing machine, also include the first motor, the second motor, the 3rd motor and control cabinet, described the first motor is arranged on a described top of the trellis, described the second motor is arranged on described spindle top, described the 3rd motor is arranged on described chuck and props up top of the trellis, and described the first motor, the second motor and the 3rd motor are electrically connected to described control cabinet respectively.
Further, aforesaid polishing machine, also include the 3rd guide rail, described the 3rd guide rail and described the second guide rail vertical direction arrange, be arranged on described the second guide rail top, described chuck support is arranged on the 3rd guide rail, and chuck support moves along the 3rd orbit of guide rail direction, and the 3rd guide rail drives chuck support to move along the second orbit of guide rail direction.
Further, aforesaid polishing machine, described chuck support regulates along first leading screw that moves through of the 3rd orbit of guide rail direction, and described chuck support regulates along second leading screw that moves through of the second orbit of guide rail direction.
Further, aforesaid polishing machine, described main shaft bottom is connected with the position of polishing wheel, by the baffle plate link being arranged on main shaft, is connected with baffle plate.
Further, aforesaid polishing machine, described baffle plate is arc-shaped structure.
Further, aforesaid polishing machine, described chuck is arranged on described chuck support by adjusting rod activity adjustment.
Further, aforesaid polishing machine, the angle between described chuck and horizontal plane is adjustable between 0～90 degree.
Further, aforesaid polishing machine, described polishing wheel is sized flap wheel, cloth wheel, fiber crops wheel or nylon wheel.
By technique scheme, the utility model polishing machine at least has following advantages:
Polishing machine of the present utility model, by the first motor, the second motor, the first guide rail and cylinder are set, by the control of control cabinet, is realized polishing wheel in adjustment upper and lower, left and right directions, for multiple difform end socket polishing; The chuck arranging is realized the angular transformation in horizontal plane by the adjustment of adjusting rod, can regulate for different end sockets, guarantee polishing effect, improve polishing efficiency, and chuck can also be realized after base is gone forward and moving left and right, easy to operate, the setting of baffle plate has avoided the refuse producing in operating process to pollute the environment of plant.
Being applicable to diameter of work is
member processing, surface roughness Ra≤0.25 μ m, production efficiency reaches 10 squares ms/h, rotation and the traverse feed of workpiece are variable-frequency stepless speed-regulating, further increase work efficiency, by rolling clamp direction, polishing operation is disposable completing all, be applicable to that staving is inside and outside, plectane is two-sided, the polishing operation of end socket and oval workpiece, can realize from 60-500 order level mirror finish (successively reaching) automaticity high, can continuous uniform polishing.
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to better understand technological means of the present utility model, and can be implemented according to the content of description, below with preferred embodiment of the present utility model, is described in detail as follows.
Accompanying drawing explanation
Fig. 1 is the utility model polisher structure schematic diagram;
Fig. 2 is the utility model polisher structure front view;
Fig. 3 is the utility model polisher structure top view;
Mark connotation in figure: 10. the first motor, 11. driving chains, 12. cylinders, 13. first guide rails, 14. rocking arms, 15. supports, 20. bases, 21. baffle plates, 22. polishing wheels, 23. chuck supports, 24. chucks, 25. the 3rd motors, 26. main shafts, 27. second motors, 28. baffle plate links, 30. second guide rails, 31. the 3rd guide rails, 32. first leading screws, 33. second leading screws, 34. adjusting rods, 35. control cabinets.
The specific embodiment
For further setting forth the utility model, be to reach technological means and the effect that predetermined utility model object is taked, polishing machine and the specific embodiment, feature and effect thereof to according to the utility model proposes, be described in detail as follows.
Embodiment 1
Be polisher structure schematic diagram of the present utility model as shown in Figures 1 to 3, include the first motor 10, driving chain 11, cylinder 12, the first guide rail 13, rocking arm 14, support 1, base 20, baffle plate 21, polishing wheel 22, chuck support 23, chuck 24, the 3rd motor 25, main shaft 26, the second motor 27, baffle plate link 28, the second guide rail 30, the 3rd guide rail 31, the first leading screw 32, the second leading screw 33, adjusting rod 34 and control cabinet 35.
Base 20 arranges on the ground, upper surface one side perpendicular with base 20 is provided with support 15, the surperficial vertical direction of support 15 is provided with the first guide rail 13 and driving chain 11, driving chain 11 drives along cylinder 12 and the rocking arm 14 of support 15 vertical direction settings and moves up and down along the first guide rail 13, cylinder 12 is arranged on support 15; rocking arm 14 one end are connected with cylinder 12, and rocking arm 14 other ends are connected with the main shaft 26 vertically arranging, and main shaft 26 bottoms are provided with polishing wheel 22; Main shaft 26 bottoms are connected with the position of polishing wheel 22, by the baffle plate link 28 being arranged on main shaft 26, are connected with baffle plate 21, and baffle plate 21 is arc-shaped structure, the dust and the foreign material that for separating polishing process, produce.
The upper surface opposite side of base 20 is provided with chuck support 23, and chuck support 23 tops are provided with chuck 24, along the length direction of base 20, is provided with the second guide rail 30, and chuck support 23 drives chucks 24 to move at the length direction of base 20.The 3rd guide rail 31 and the second guide rail 30 vertical direction settings, be arranged on the second guide rail 30 tops, chuck support 23 is arranged on the 3rd guide rail 31, and chuck support 23 moves along the 3rd guide rail 31 orbital directions, and the 3rd guide rail 31 drives chuck support 23 to move along the second guide rail 30 orbital directions; Chuck support 23 regulates along first leading screw 32 that moves through of the 3rd guide rail 31 orbital directions, and chuck support 23 regulates along second leading screw 33 that moves through of the second guide rail 30 orbital directions.Wherein chuck 24 is arranged on chuck support 23 by adjusting rod 34 activity adjustments, and the angle between chuck 24 and horizontal plane is adjusted in 0 while spending, for polishing flat-type member.Wherein according to the different polishing wheels 22 of the roughness of polishing, sized flap wheel, cloth wheel, fiber crops wheel or nylon wheel can be replaced by, while using nylon wheel, wire-drawing operation can be carried out.
The first motor 10 is arranged on support 15 tops, and the second motor 27 is arranged on main shaft 26 tops, and the 3rd motor 25 is arranged on chuck support 23 tops, and the first motor 10, the second motor 27 and the 3rd motor 25 are electrically connected to control cabinet 35 respectively.
During polishing operation, first flat-type is needed the parts of polishing to clamp by chuck 24, by frequency converter button control the first motor 10 in control cabinet 35, drive driving chain 11 to realize moving up and down of rocking arm 14, the second motor 27 drives polishing wheel 22 to realize the adjusting of front and back position, control the front and back position that the 3rd motor 25 regulates chuck, after position adjustment is suitable, carry out polishing operation, in polishing process, basis is carried out the position that degree is adjusted all parts at any time, finally complete polishing operation, obtain satisfactory product.
Embodiment 2
Polishing machine of the present utility model, includes the first motor 10, driving chain 11, cylinder 12, the first guide rail 13, rocking arm 14, support 1, base 20, baffle plate 21, polishing wheel 22, chuck support 23, chuck 24, the 3rd motor 25, main shaft 26, the second motor 27, baffle plate link 28, the second guide rail 30, the 3rd guide rail 31, the first leading screw 32, the second leading screw 33, adjusting rod 34 and control cabinet 35.
Base 20 arranges on the ground, upper surface one side perpendicular with base 20 is provided with support 15, the surperficial vertical direction of support 15 is provided with the first guide rail 13 and driving chain 11, driving chain 11 drives along cylinder 12 and the rocking arm 14 of support 15 vertical direction settings and moves up and down along the first guide rail 13, cylinder 12 is arranged on support 15; rocking arm 14 one end are connected with cylinder 12, and rocking arm 14 other ends are connected with the main shaft 26 vertically arranging, and main shaft 26 bottoms are provided with polishing wheel 22; Main shaft 26 bottoms are connected with the position of polishing wheel 22, by the baffle plate link 28 being arranged on main shaft 26, are connected with baffle plate 21, and baffle plate 21 is arc-shaped structure, the dust and the foreign material that for separating polishing process, produce.
The upper surface opposite side of base 20 is provided with chuck support 23, and chuck support 23 tops are provided with chuck 24, along the length direction of base 20, is provided with the second guide rail 30, and chuck support 23 drives chucks 24 to move at the length direction of base 20.The 3rd guide rail 31 and the second guide rail 30 vertical direction settings, be arranged on the second guide rail 30 tops, chuck support 23 is arranged on the 3rd guide rail 31, and chuck support 23 moves along the 3rd guide rail 31 orbital directions, and the 3rd guide rail 31 drives chuck support 23 to move along the second guide rail 30 orbital directions; Chuck support 23 regulates along first leading screw 32 that moves through of the 3rd guide rail 31 orbital directions, and chuck support 23 regulates along second leading screw 33 that moves through of the second guide rail 30 orbital directions.Wherein chuck 24 is arranged on chuck support 23 by adjusting rod 34 activity adjustments, and the angle between chuck 24 and horizontal plane is adjusted in 45 while spending, for polishing convex head class A of geometric unitA.Wherein according to the different polishing wheels 22 of the roughness of polishing, sized flap wheel, cloth wheel, fiber crops wheel or nylon wheel can be replaced by, while using nylon wheel, wire-drawing operation can be carried out.
The first motor 10 is arranged on support 15 tops, and the second motor 27 is arranged on main shaft 26 tops, and the 3rd motor 25 is arranged on chuck support 23 tops, and the first motor 10, the second motor 27 and the 3rd motor 25 are electrically connected to control cabinet 35 respectively.
During polishing operation, first convex head class is needed the parts of polishing to clamp by chuck 24, by frequency converter button control the first motor 10 in control cabinet 35, drive driving chain 11 to realize moving up and down of rocking arm 14, the second motor 27 drives polishing wheel 22 to realize the adjusting of front and back position, control the front and back position that the 3rd motor 25 regulates chuck, after position adjustment is suitable, carry out polishing operation, in polishing process, basis is carried out the position that degree is adjusted all parts at any time, finally complete polishing operation, obtain satisfactory product.
Embodiment 3
Polishing machine of the present utility model, includes the first motor 10, driving chain 11, cylinder 12, the first guide rail 13, rocking arm 14, support 1, base 20, baffle plate 21, polishing wheel 22, chuck support 23, chuck 24, the 3rd motor 25, main shaft 26, the second motor 27, baffle plate link 28, the second guide rail 30, the 3rd guide rail 31, the first leading screw 32, the second leading screw 33, adjusting rod 34 and control cabinet 35.
Base 20 arranges on the ground, upper surface one side perpendicular with base 20 is provided with support 15, the surperficial vertical direction of support 15 is provided with the first guide rail 13 and driving chain 11, driving chain 11 drives along cylinder 12 and the rocking arm 14 of support 15 vertical direction settings and moves up and down along the first guide rail 13, cylinder 12 is arranged on support 15; rocking arm 14 one end are connected with cylinder 12, and rocking arm 14 other ends are connected with the main shaft 26 vertically arranging, and main shaft 26 bottoms are provided with polishing wheel 22; Main shaft 26 bottoms are connected with the position of polishing wheel 22, by the baffle plate link 28 being arranged on main shaft 26, are connected with baffle plate 21, and baffle plate 21 is arc-shaped structure, the dust and the foreign material that for separating polishing process, produce.
The upper surface opposite side of base 20 is provided with chuck support 23, and chuck support 23 tops are provided with chuck 24, along the length direction of base 20, is provided with the second guide rail 30, and chuck support 23 drives chucks 24 to move at the length direction of base 20.The 3rd guide rail 31 and the second guide rail 30 vertical direction settings, be arranged on the second guide rail 30 tops, chuck support 23 is arranged on the 3rd guide rail 31, and chuck support 23 moves along the 3rd guide rail 31 orbital directions, and the 3rd guide rail 31 drives chuck support 23 to move along the second guide rail 30 orbital directions; Chuck support 23 regulates along first leading screw 32 that moves through of the 3rd guide rail 31 orbital directions, and chuck support 23 regulates along second leading screw 33 that moves through of the second guide rail 30 orbital directions.Wherein chuck 24 is arranged on chuck support 23 by adjusting rod 34 activity adjustments, and the angle between chuck 24 and horizontal plane is adjusted in 90 while spending, for polishing barreled member.Wherein according to the different polishing wheels 22 of the roughness of polishing, sized flap wheel, cloth wheel, fiber crops wheel or nylon wheel can be replaced by, while using nylon wheel, wire-drawing operation can be carried out.
The first motor 10 is arranged on support 15 tops, and the second motor 27 is arranged on main shaft 26 tops, and the 3rd motor 25 is arranged on chuck support 23 tops, and the first motor 10, the second motor 27 and the 3rd motor 25 are electrically connected to control cabinet 35 respectively.
During polishing operation, first barreled is needed the parts of polishing to clamp by chuck 24, by frequency converter button control the first motor 10 in control cabinet 35, drive driving chain 11 to realize moving up and down of rocking arm 14, the second motor 27 drives polishing wheel 22 to realize the adjusting of front and back position, control the front and back position that the 3rd motor 25 regulates chuck, after position adjustment is suitable, carry out polishing operation, in polishing process, basis is carried out the position that degree is adjusted all parts at any time, finally complete polishing operation, obtain satisfactory product.
The above, it is only preferred embodiment of the present utility model, not the utility model is done to any pro forma restriction, although the utility model discloses as above with preferred embodiment, yet not in order to limit the utility model, any those skilled in the art, do not departing within the scope of technical solutions of the utility model, when can utilizing the technology contents of above-mentioned announcement to make a little change or being modified to the equivalent embodiment of equivalent variations, in every case be the content that does not depart from technical solutions of the utility model, any simple modification of above embodiment being done according to technical spirit of the present utility model, equivalent variations and modification, all still belong in the scope of technical solutions of the utility model.
Claims (9)
1. a polishing machine, it is characterized in that, include driving chain (11), cylinder (12), the first guide rail (13), rocking arm (14), support (15), base (20), polishing wheel (22), chuck support (23), chuck (24), main shaft (26) and the second guide rail (30);
Described base (20) arranges on the ground, upper surface one side perpendicular with described base (20) is provided with support (15), the surperficial vertical direction of described support (15) is provided with the first guide rail (13) and driving chain (11), described driving chain (11) drives the cylinder (12) and the rocking arm (14) that along support (15) vertical direction, arrange to move up and down along described the first guide rail (13), described cylinder (12) is arranged on described support (15), described rocking arm (14) one end is connected with cylinder (12), described rocking arm (14) other end is connected with the main shaft (26) vertically arranging, described main shaft (26) bottom is provided with polishing wheel (22),
The upper surface opposite side of described base (20) is provided with chuck support (23), chuck support (23) top is provided with chuck (24), length direction along described base (20) is provided with the second guide rail (30), and described chuck support (23) drives chuck (24) to move at the length direction of base (20).
2. polishing machine according to claim 1, it is characterized in that, also include the first motor (10), the second motor (27), the 3rd motor (25) and control cabinet (35), described the first motor (10) is arranged on described support (15) top, described the second motor (27) is arranged on described main shaft (26) top, described the 3rd motor (25) is arranged on described chuck support (23) top, and described the first motor (10), the second motor (27) and the 3rd motor (25) are electrically connected to described control cabinet (35) respectively.
3. polishing machine according to claim 1, it is characterized in that, also include the 3rd guide rail (31), described the 3rd guide rail (31) and described the second guide rail (30) vertical direction setting, be arranged on described the second guide rail (30) top, described chuck support (23) is arranged on the 3rd guide rail (31), chuck support (23) moves along the 3rd guide rail (31) orbital direction, and the 3rd guide rail (31) drives chuck support (23) to move along the second guide rail (30) orbital direction.
4. polishing machine according to claim 3, it is characterized in that, described chuck support (23) regulates along first leading screw (32) that moves through of the 3rd guide rail (31) orbital direction, and described chuck support (23) regulates along second leading screw (33) that moves through of the second guide rail (30) orbital direction.
5. according to the polishing machine described in claim 1～4 any one, it is characterized in that, described main shaft (26) bottom is connected with the position of polishing wheel (22), by the baffle plate link (28) being arranged on main shaft (26), is connected with baffle plate (21).
6. polishing machine according to claim 5, is characterized in that, described baffle plate (21) is arc-shaped structure.
7. according to the polishing machine described in claim 1～4 any one, it is characterized in that, described chuck (24) is arranged on described chuck support (23) by adjusting rod (34) activity adjustment.
8. polishing machine according to claim 7, is characterized in that, adjustable between angle 0～90 degree between described chuck (24) and horizontal plane.
9. according to the polishing machine described in claim 1～4 any one, it is characterized in that, described polishing wheel (22) is sized flap wheel, cloth wheel, fiber crops wheel or nylon wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420382495.4U CN203945236U (en) | 2014-07-10 | 2014-07-10 | A kind of polishing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420382495.4U CN203945236U (en) | 2014-07-10 | 2014-07-10 | A kind of polishing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203945236U true CN203945236U (en) | 2014-11-19 |
Family
ID=51887295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420382495.4U Expired - Fee Related CN203945236U (en) | 2014-07-10 | 2014-07-10 | A kind of polishing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203945236U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104097130A (en) * | 2014-07-10 | 2014-10-15 | 江苏三鼎水处理设备有限公司 | Polisher |
| CN107009211A (en) * | 2017-04-17 | 2017-08-04 | 新乡辉簧弹簧有限公司 | Section end mirror polish equipment |
-
2014
- 2014-07-10 CN CN201420382495.4U patent/CN203945236U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104097130A (en) * | 2014-07-10 | 2014-10-15 | 江苏三鼎水处理设备有限公司 | Polisher |
| CN107009211A (en) * | 2017-04-17 | 2017-08-04 | 新乡辉簧弹簧有限公司 | Section end mirror polish equipment |
| CN107009211B (en) * | 2017-04-17 | 2023-03-21 | 新乡辉簧弹簧有限公司 | Section bar terminal surface polishing equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104439807A (en) | Full-automatic welding workstation and method | |
| CN203696336U (en) | Welded machine rack | |
| CN102699498A (en) | Large submerged arc welding device for butt welding of bent pipes | |
| CN204321455U (en) | A kind of Full-automatic welding work station | |
| CN105215561A (en) | A kind of pipe welder | |
| CN104384669B (en) | A kind of three-dimensional argonaut welding device | |
| CN204277229U (en) | A kind of collecting fitting welding production line | |
| CN202622148U (en) | Large submerged-arc welding device for elbow butt welding | |
| CN205057409U (en) | Mechanism is placed in pipe welding | |
| CN203945236U (en) | A kind of polishing machine | |
| CN104097130A (en) | Polisher | |
| CN106441736B (en) | Automatic airtight detecting machine for rim | |
| CN106042351B (en) | Tetrafluoro hollow pipe flange former | |
| CN203804432U (en) | Welding device based on welding robot for important stress component of elevator | |
| CN208408830U (en) | A kind of thrust wheel special welding machine | |
| CN102896455B (en) | Bidirectional adjustable cylindrical welding anti-deformation fixture | |
| CN204639456U (en) | The side weld of transformer outer container two-port picks | |
| CN203484567U (en) | High-frequency spinning sealing machine of shock absorber oil storage cylinder bottom cover | |
| CN210024224U (en) | Stainless steel automatic weld processingequipment | |
| CN103433652A (en) | Semiautomatic rotary welding worktable | |
| CN204700494U (en) | A kind of forklift door frame spindle nose automatic welding tooling | |
| CN103692062A (en) | Automatic variable frequency speed regulation argon arc welding machine | |
| CN206273466U (en) | Pipe collar flange and elbow welding device | |
| CN104308444A (en) | Vertical rotation welding table | |
| CN205110464U (en) | Multifunctional circle rolling machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141119 Termination date: 20210710 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |